export default {
    getShader: function () {
        return `
    attribute vec4 a_Position;
    attribute vec2 a_Pin;
    uniform mat4 u_ModelM4;
    uniform mat4 u_PvM4;
    varying vec2 v_Pin;
    void main(){
        gl_Position = u_PvM4 * u_ModelM4 * a_Position;
        gl_PointSize = 30.0;
        v_Pin = a_Pin;
    }
        `;
    }
}
